| 2521. |
T1.TR.06-1990 从属层时钟性能测量指导[1990/06]
This document describes a recommended methodology for modeling and measuring the performance of slave stratum clock equipment in telecommunication networks. This methodology has be.. |
| 2522. |
T1.213-1990 (R1996) 用于信息交换目的的北美通讯系统设备实体的..[1990/05]
This standard provides a form of coded identification for equipment entities in the North American Telecommunications System for the purpose of efficient information exchange. The .. |
| 2523. |
T1.603-1990 (R2000) ISDN 初级速率接口的承载业务的最小装置[1990/04]
This standard defines the minimal set of bearer services for the ISDN primary rate interface, which conforms closely to CCITT architectural concepts and explicitly considers the se.. |
| 2524. |
T1.604-1990 (R2000) ISDN基本速率接口的承载业务的最小装置[1990/04]
This standard defines the minimal set of bearer services for the ISDN basic rate interface which conforms closely to CCITT architectural concepts and explicitly considers the servi.. |
| 2525. |
T1.109-1990 (R2000) 交换-内部交换载波接口-950+XXXX 接入信令协议[1990/03]
The purpose of this standard is to enable an exchange carrier (EC) entity and an interexchange carrier (IC), international carrier (INC), or consolidated carrier entity to provide .. |
| 2526. |
T1.211-1989 (R1996) 国家安全紧急准备信息交换表示法-通讯业务优..[1989/09]
This standard provides the specifications, characteristics, and values of the National Security Emergency Preparedness (NSEP) - Telecommunications Service Priority (TSP) code. The .. |
| 2527. |
T1.TR.03-1989 在ANSI T1.303-1989中规定的24-, 32-, 和 4..[1989/08]
This document describes test vectors for the T1.303 24-, 32- and 40- kbit/s ADPCM algorithm. The test vectors are of two types: reset vectors and homing vectors. They cover both A-.. |
| 2528. |
T1.TR.02-1989 横穿网络边界的穿过B8ZS可选择设备AMI信号的..[1989/03]
This is a Technical Report approved by T1M1.3 which discusses the testing and administration of a system which has the capability of operating in one of the two modes, B8ZS (Bipola.. |
| 2529. |
T1.505-1989 (R1998) 高级数字程序音频业务-模拟接口和性能规范[1989/02]
This standard encompasses specifications for 7.5- and 15-kHz services, and a new 20-kHz service. The 7.5- and 15-kHz services parameters have been expanded and each parameter toler.. |
| 2530. |
T1.303-1989 话带信号的数字处理-24, 32 和 40 kbit/s A..[1989/01]
See ITU-T Recommendation G.726 |
| 2531. |
T1.106-1988 同步光纤网(SONET) - 数字等级光纤接口规范..[1988/06]
This standard provides the necessary parameters for SONET optical links in short reach, intermediate reach, and long reach applications. It also provides references for the necessa.. |
| 2532. |
T1.205-1988 信息交换为目的的北美通讯系统用美国的洲，..[1988/03]
THIS DOCUMENT HAS BEEN REPLACED BY T1.253-1999. This standard provides for obtaining codes for the representation of places (e.g. cities, towns, communities), states of the United .. |
| 2533. |
T1.TR.01-1986 在蜂窝移动载波器和无线交换载波器(C-E 接口..[1987/06]
This standard establishes the technical requirements for interfacing and connecting a CMC switching system with an EC switched network. Compliance with these requirements is intend.. |
| 2534. |
T1.201-1987 北美通讯系统定位实体的识别用信息互换结构..[1987/04]
THIS DOCUMENT HAS BEEN REPLACED BY T1.253-1999. This standard provides the format and coding structure of data elements necessary to provide a form of identification of location en.. |
| 2535. |
TR No. 1 在蜂窝移动载波器和无线交换载波器(C-E 接口..[1986/06]
This standard establishes the technical requirements for interfacing and connecting a CMC switching system with an EC switched network. Compliance with these requirements is intend.. |
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